No problem!Okay let's see what we have established so far.. They used the celery because it resembled a stake. In the puzzle it involves a two legged mammal it's not an animal but it's a person. Knowing what these individuals are going to use the celery for is important and why. Also what they are. When you heard stake you immediately thought vampire. You are not all wrong think about how the stake is used to kill vampires. This comes from a book that I was reading. Guess the book and it becomes very clear. It's from a British author